| 4. |
Which statement about Oracle's online redo log requirement is true?
Please select the best answer.
|
| |
A.
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An instance can open with just one online redo log group |
| |
B.
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At least two online redo log groups are required so one is always available for writing |
| |
C.
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Every redo log group must have multiplexed members for the database to open |
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D.
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Online redo log groups are only required when the database runs in ARCHIVELOG mode |